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<FONT color="green">001</FONT>    package org.hackystat.telemetry.service.prefetch;<a name="line.1"></a>
<FONT color="green">002</FONT>    <a name="line.2"></a>
<FONT color="green">003</FONT>    import java.util.Date;<a name="line.3"></a>
<FONT color="green">004</FONT>    import java.util.Timer;<a name="line.4"></a>
<FONT color="green">005</FONT>    import javax.xml.datatype.XMLGregorianCalendar;<a name="line.5"></a>
<FONT color="green">006</FONT>    import org.hackystat.utilities.tstamp.Tstamp;<a name="line.6"></a>
<FONT color="green">007</FONT>    <a name="line.7"></a>
<FONT color="green">008</FONT>    <a name="line.8"></a>
<FONT color="green">009</FONT>    /**<a name="line.9"></a>
<FONT color="green">010</FONT>     * Provides a timer task that runs each day at the specified number of minutes past midnight, <a name="line.10"></a>
<FONT color="green">011</FONT>     * and then invokes the run() method of all of the tasks associated with its TimerTaskManager. <a name="line.11"></a>
<FONT color="green">012</FONT>     *<a name="line.12"></a>
<FONT color="green">013</FONT>     * @author    Philip M. Johnson<a name="line.13"></a>
<FONT color="green">014</FONT>     */<a name="line.14"></a>
<FONT color="green">015</FONT>    public class DailyTimer {<a name="line.15"></a>
<FONT color="green">016</FONT>      /** Milliseconds in a day. */<a name="line.16"></a>
<FONT color="green">017</FONT>      private long millisecondsInADay = (1000 * 60 * 60 * 24);<a name="line.17"></a>
<FONT color="green">018</FONT>      /** Task manager. */<a name="line.18"></a>
<FONT color="green">019</FONT>      private Date triggerTime;<a name="line.19"></a>
<FONT color="green">020</FONT>    <a name="line.20"></a>
<FONT color="green">021</FONT>      /**<a name="line.21"></a>
<FONT color="green">022</FONT>       * Creates a new DailyTimer, which runs each day at minutesPastMidnight.<a name="line.22"></a>
<FONT color="green">023</FONT>       * @param minutesPastMidnight The time when the tasks in the associated TimerTaskManager run.<a name="line.23"></a>
<FONT color="green">024</FONT>       * @param prefetchTask The PrefetchTask associated with this timer. <a name="line.24"></a>
<FONT color="green">025</FONT>       */<a name="line.25"></a>
<FONT color="green">026</FONT>      public DailyTimer (int minutesPastMidnight, PrefetchTask prefetchTask) {<a name="line.26"></a>
<FONT color="green">027</FONT>        Timer timer = new Timer(true);<a name="line.27"></a>
<FONT color="green">028</FONT>        this.triggerTime = this.getTomorrowTriggerTime(minutesPastMidnight); <a name="line.28"></a>
<FONT color="green">029</FONT>        timer.schedule(prefetchTask, this.triggerTime, this.millisecondsInADay);<a name="line.29"></a>
<FONT color="green">030</FONT>      }<a name="line.30"></a>
<FONT color="green">031</FONT>    <a name="line.31"></a>
<FONT color="green">032</FONT>      /**<a name="line.32"></a>
<FONT color="green">033</FONT>       * Create a date corresponding to tomorrow's time at which this DailyTimer will be triggered.<a name="line.33"></a>
<FONT color="green">034</FONT>       * @param minutesPastMidnight The number of minutes past midnight for this trigger.<a name="line.34"></a>
<FONT color="green">035</FONT>       * @return   The required tomorrow's time.<a name="line.35"></a>
<FONT color="green">036</FONT>       */<a name="line.36"></a>
<FONT color="green">037</FONT>      private Date getTomorrowTriggerTime(int minutesPastMidnight) {<a name="line.37"></a>
<FONT color="green">038</FONT>        XMLGregorianCalendar tstamp = Tstamp.makeTimestamp();<a name="line.38"></a>
<FONT color="green">039</FONT>        tstamp = Tstamp.incrementDays(tstamp, 1);<a name="line.39"></a>
<FONT color="green">040</FONT>        tstamp.setHour(0);<a name="line.40"></a>
<FONT color="green">041</FONT>        tstamp.setMinute(0);<a name="line.41"></a>
<FONT color="green">042</FONT>        tstamp.setSecond(0);<a name="line.42"></a>
<FONT color="green">043</FONT>        long tstampLong = tstamp.toGregorianCalendar().getTimeInMillis();<a name="line.43"></a>
<FONT color="green">044</FONT>        tstampLong += minutesPastMidnight * 60L * 1000L;<a name="line.44"></a>
<FONT color="green">045</FONT>        return new Date(tstampLong);<a name="line.45"></a>
<FONT color="green">046</FONT>      }<a name="line.46"></a>
<FONT color="green">047</FONT>    <a name="line.47"></a>
<FONT color="green">048</FONT>      /**<a name="line.48"></a>
<FONT color="green">049</FONT>       * Returns the Date indicating the time this task is next scheduled to run.<a name="line.49"></a>
<FONT color="green">050</FONT>       * @return The trigger time. <a name="line.50"></a>
<FONT color="green">051</FONT>       */<a name="line.51"></a>
<FONT color="green">052</FONT>      public Date getTriggerTime() {<a name="line.52"></a>
<FONT color="green">053</FONT>        return new Date(this.triggerTime.getTime());<a name="line.53"></a>
<FONT color="green">054</FONT>      }<a name="line.54"></a>
<FONT color="green">055</FONT>    }<a name="line.55"></a>
<FONT color="green">056</FONT>    <a name="line.56"></a>




























































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